11890870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 22381920

約数和(自身を除く): 10491050

約数列:

[1, 2, 5, 10, 29, 58, 131, 145, 262, 290, 313, 626, 655, 1310, 1565, 3130, 3799, 7598, 9077, 18154, 18995, 37990, 41003, 45385, 82006, 90770, 205015, 410030, 1189087, 2378174, 5945435, 11890870]

約数ペア:

[(1, 11890870), (2, 5945435), (5, 2378174), (10, 1189087), (29, 410030), (58, 205015), (131, 90770), (145, 82006), (262, 45385), (290, 41003), (313, 37990), (626, 18995), (655, 18154), (1310, 9077), (1565, 7598), (3130, 3799)]